[PATCH 12/12] drm/i915/panel: automatic conversion to drm_device based logging macros.

From: Wambui Karuga
Date: Thu Jan 30 2020 - 03:33:24 EST


Converts various instances of the printk based drm logging macros to the
struct drm_device based logging macros in i915/display/intel_panel.c
using the following coccinelle script that transforms based on the
existence of a struct drm_i915_private device pointer:
@@
identifier fn, T;
@@

fn(...) {
...
struct drm_i915_private *T = ...;
<+...
(
-DRM_INFO(
+drm_info(&T->drm,
...)
|
-DRM_ERROR(
+drm_err(&T->drm,
...)
|
-DRM_WARN(
+drm_warn(&T->drm,
...)
|
-DRM_DEBUG(
+drm_dbg(&T->drm,
...)
|
-DRM_DEBUG_KMS(
+drm_dbg_kms(&T->drm,
...)
|
-DRM_DEBUG_DRIVER(
+drm_dbg(&T->drm,
...)
|
-DRM_DEBUG_ATOMIC(
+drm_dbg_atomic(&T->drm,
...)
)
...+>
}

@@
identifier fn, T;
@@

fn(...,struct drm_i915_private *T,...) {
<+...
(
-DRM_INFO(
+drm_info(&T->drm,
...)
|
-DRM_ERROR(
+drm_err(&T->drm,
...)
|
-DRM_WARN(
+drm_warn(&T->drm,
...)
|
-DRM_DEBUG(
+drm_dbg(&T->drm,
...)
|
-DRM_DEBUG_DRIVER(
+drm_dbg(&T->drm,
...)
|
-DRM_DEBUG_KMS(
+drm_dbg_kms(&T->drm,
...)
|
-DRM_DEBUG_ATOMIC(
+drm_dbg_atomic(&T->drm,
...)
)
...+>
}

Checkpatch warnings were addressed manually.

Signed-off-by: Wambui Karuga <wambui.karugax@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_panel.c | 100 ++++++++++++---------
1 file changed, 59 insertions(+), 41 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_panel.c b/drivers/gpu/drm/i915/display/intel_panel.c
index c03afcef85ae..1acefaf5ed1e 100644
--- a/drivers/gpu/drm/i915/display/intel_panel.c
+++ b/drivers/gpu/drm/i915/display/intel_panel.c
@@ -96,8 +96,9 @@ intel_panel_edid_downclock_mode(struct intel_connector *connector,
if (!downclock_mode)
return NULL;

- DRM_DEBUG_KMS("[CONNECTOR:%d:%s] using downclock mode from EDID: ",
- connector->base.base.id, connector->base.name);
+ drm_dbg_kms(&dev_priv->drm,
+ "[CONNECTOR:%d:%s] using downclock mode from EDID: ",
+ connector->base.base.id, connector->base.name);
drm_mode_debug_printmodeline(downclock_mode);

return downclock_mode;
@@ -122,8 +123,9 @@ intel_panel_edid_fixed_mode(struct intel_connector *connector)
if (!fixed_mode)
return NULL;

- DRM_DEBUG_KMS("[CONNECTOR:%d:%s] using preferred mode from EDID: ",
- connector->base.base.id, connector->base.name);
+ drm_dbg_kms(&dev_priv->drm,
+ "[CONNECTOR:%d:%s] using preferred mode from EDID: ",
+ connector->base.base.id, connector->base.name);
drm_mode_debug_printmodeline(fixed_mode);

return fixed_mode;
@@ -138,8 +140,9 @@ intel_panel_edid_fixed_mode(struct intel_connector *connector)

fixed_mode->type |= DRM_MODE_TYPE_PREFERRED;

- DRM_DEBUG_KMS("[CONNECTOR:%d:%s] using first mode from EDID: ",
- connector->base.base.id, connector->base.name);
+ drm_dbg_kms(&dev_priv->drm,
+ "[CONNECTOR:%d:%s] using first mode from EDID: ",
+ connector->base.base.id, connector->base.name);
drm_mode_debug_printmodeline(fixed_mode);

return fixed_mode;
@@ -162,8 +165,8 @@ intel_panel_vbt_fixed_mode(struct intel_connector *connector)

fixed_mode->type |= DRM_MODE_TYPE_PREFERRED;

- DRM_DEBUG_KMS("[CONNECTOR:%d:%s] using mode from VBT: ",
- connector->base.base.id, connector->base.name);
+ drm_dbg_kms(&dev_priv->drm, "[CONNECTOR:%d:%s] using mode from VBT: ",
+ connector->base.base.id, connector->base.name);
drm_mode_debug_printmodeline(fixed_mode);

info->width_mm = fixed_mode->width_mm;
@@ -746,7 +749,8 @@ static void lpt_disable_backlight(const struct drm_connector_state *old_conn_sta
*/
tmp = intel_de_read(dev_priv, BLC_PWM_CPU_CTL2);
if (tmp & BLM_PWM_ENABLE) {
- DRM_DEBUG_KMS("cpu backlight was enabled, disabling\n");
+ drm_dbg_kms(&dev_priv->drm,
+ "cpu backlight was enabled, disabling\n");
intel_de_write(dev_priv, BLC_PWM_CPU_CTL2,
tmp & ~BLM_PWM_ENABLE);
}
@@ -863,7 +867,8 @@ void intel_panel_disable_backlight(const struct drm_connector_state *old_conn_st
* another client is not activated.
*/
if (dev_priv->drm.switch_power_state == DRM_SWITCH_POWER_CHANGING) {
- DRM_DEBUG_DRIVER("Skipping backlight disable on vga switch\n");
+ drm_dbg(&dev_priv->drm,
+ "Skipping backlight disable on vga switch\n");
return;
}

@@ -887,7 +892,7 @@ static void lpt_enable_backlight(const struct intel_crtc_state *crtc_state,

pch_ctl1 = intel_de_read(dev_priv, BLC_PWM_PCH_CTL1);
if (pch_ctl1 & BLM_PCH_PWM_ENABLE) {
- DRM_DEBUG_KMS("pch backlight already enabled\n");
+ drm_dbg_kms(&dev_priv->drm, "pch backlight already enabled\n");
pch_ctl1 &= ~BLM_PCH_PWM_ENABLE;
intel_de_write(dev_priv, BLC_PWM_PCH_CTL1, pch_ctl1);
}
@@ -939,14 +944,14 @@ static void pch_enable_backlight(const struct intel_crtc_state *crtc_state,

cpu_ctl2 = intel_de_read(dev_priv, BLC_PWM_CPU_CTL2);
if (cpu_ctl2 & BLM_PWM_ENABLE) {
- DRM_DEBUG_KMS("cpu backlight already enabled\n");
+ drm_dbg_kms(&dev_priv->drm, "cpu backlight already enabled\n");
cpu_ctl2 &= ~BLM_PWM_ENABLE;
intel_de_write(dev_priv, BLC_PWM_CPU_CTL2, cpu_ctl2);
}

pch_ctl1 = intel_de_read(dev_priv, BLC_PWM_PCH_CTL1);
if (pch_ctl1 & BLM_PCH_PWM_ENABLE) {
- DRM_DEBUG_KMS("pch backlight already enabled\n");
+ drm_dbg_kms(&dev_priv->drm, "pch backlight already enabled\n");
pch_ctl1 &= ~BLM_PCH_PWM_ENABLE;
intel_de_write(dev_priv, BLC_PWM_PCH_CTL1, pch_ctl1);
}
@@ -985,7 +990,7 @@ static void i9xx_enable_backlight(const struct intel_crtc_state *crtc_state,

ctl = intel_de_read(dev_priv, BLC_PWM_CTL);
if (ctl & BACKLIGHT_DUTY_CYCLE_MASK_PNV) {
- DRM_DEBUG_KMS("backlight already enabled\n");
+ drm_dbg_kms(&dev_priv->drm, "backlight already enabled\n");
intel_de_write(dev_priv, BLC_PWM_CTL, 0);
}

@@ -1025,7 +1030,7 @@ static void i965_enable_backlight(const struct intel_crtc_state *crtc_state,

ctl2 = intel_de_read(dev_priv, BLC_PWM_CTL2);
if (ctl2 & BLM_PWM_ENABLE) {
- DRM_DEBUG_KMS("backlight already enabled\n");
+ drm_dbg_kms(&dev_priv->drm, "backlight already enabled\n");
ctl2 &= ~BLM_PWM_ENABLE;
intel_de_write(dev_priv, BLC_PWM_CTL2, ctl2);
}
@@ -1060,7 +1065,7 @@ static void vlv_enable_backlight(const struct intel_crtc_state *crtc_state,

ctl2 = intel_de_read(dev_priv, VLV_BLC_PWM_CTL2(pipe));
if (ctl2 & BLM_PWM_ENABLE) {
- DRM_DEBUG_KMS("backlight already enabled\n");
+ drm_dbg_kms(&dev_priv->drm, "backlight already enabled\n");
ctl2 &= ~BLM_PWM_ENABLE;
intel_de_write(dev_priv, VLV_BLC_PWM_CTL2(pipe), ctl2);
}
@@ -1093,7 +1098,8 @@ static void bxt_enable_backlight(const struct intel_crtc_state *crtc_state,
if (panel->backlight.controller == 1) {
val = intel_de_read(dev_priv, UTIL_PIN_CTL);
if (val & UTIL_PIN_ENABLE) {
- DRM_DEBUG_KMS("util pin already enabled\n");
+ drm_dbg_kms(&dev_priv->drm,
+ "util pin already enabled\n");
val &= ~UTIL_PIN_ENABLE;
intel_de_write(dev_priv, UTIL_PIN_CTL, val);
}
@@ -1108,7 +1114,7 @@ static void bxt_enable_backlight(const struct intel_crtc_state *crtc_state,
pwm_ctl = intel_de_read(dev_priv,
BXT_BLC_PWM_CTL(panel->backlight.controller));
if (pwm_ctl & BXT_BLC_PWM_ENABLE) {
- DRM_DEBUG_KMS("backlight already enabled\n");
+ drm_dbg_kms(&dev_priv->drm, "backlight already enabled\n");
pwm_ctl &= ~BXT_BLC_PWM_ENABLE;
intel_de_write(dev_priv,
BXT_BLC_PWM_CTL(panel->backlight.controller),
@@ -1144,7 +1150,7 @@ static void cnp_enable_backlight(const struct intel_crtc_state *crtc_state,
pwm_ctl = intel_de_read(dev_priv,
BXT_BLC_PWM_CTL(panel->backlight.controller));
if (pwm_ctl & BXT_BLC_PWM_ENABLE) {
- DRM_DEBUG_KMS("backlight already enabled\n");
+ drm_dbg_kms(&dev_priv->drm, "backlight already enabled\n");
pwm_ctl &= ~BXT_BLC_PWM_ENABLE;
intel_de_write(dev_priv,
BXT_BLC_PWM_CTL(panel->backlight.controller),
@@ -1213,7 +1219,7 @@ void intel_panel_enable_backlight(const struct intel_crtc_state *crtc_state,
if (!panel->backlight.present)
return;

- DRM_DEBUG_KMS("pipe %c\n", pipe_name(pipe));
+ drm_dbg_kms(&dev_priv->drm, "pipe %c\n", pipe_name(pipe));

mutex_lock(&dev_priv->backlight_lock);

@@ -1238,7 +1244,7 @@ static u32 intel_panel_get_backlight(struct intel_connector *connector)

mutex_unlock(&dev_priv->backlight_lock);

- DRM_DEBUG_DRIVER("get backlight PWM = %d\n", val);
+ drm_dbg(&dev_priv->drm, "get backlight PWM = %d\n", val);
return val;
}

@@ -1534,22 +1540,26 @@ static u32 get_backlight_max_vbt(struct intel_connector *connector)
u32 pwm;

if (!panel->backlight.hz_to_pwm) {
- DRM_DEBUG_KMS("backlight frequency conversion not supported\n");
+ drm_dbg_kms(&dev_priv->drm,
+ "backlight frequency conversion not supported\n");
return 0;
}

if (pwm_freq_hz) {
- DRM_DEBUG_KMS("VBT defined backlight frequency %u Hz\n",
- pwm_freq_hz);
+ drm_dbg_kms(&dev_priv->drm,
+ "VBT defined backlight frequency %u Hz\n",
+ pwm_freq_hz);
} else {
pwm_freq_hz = 200;
- DRM_DEBUG_KMS("default backlight frequency %u Hz\n",
- pwm_freq_hz);
+ drm_dbg_kms(&dev_priv->drm,
+ "default backlight frequency %u Hz\n",
+ pwm_freq_hz);
}

pwm = panel->backlight.hz_to_pwm(connector, pwm_freq_hz);
if (!pwm) {
- DRM_DEBUG_KMS("backlight frequency conversion failed\n");
+ drm_dbg_kms(&dev_priv->drm,
+ "backlight frequency conversion failed\n");
return 0;
}

@@ -1576,8 +1586,9 @@ static u32 get_backlight_min_vbt(struct intel_connector *connector)
*/
min = clamp_t(int, dev_priv->vbt.backlight.min_brightness, 0, 64);
if (min != dev_priv->vbt.backlight.min_brightness) {
- DRM_DEBUG_KMS("clamping VBT min backlight %d/255 to %d/255\n",
- dev_priv->vbt.backlight.min_brightness, min);
+ drm_dbg_kms(&dev_priv->drm,
+ "clamping VBT min backlight %d/255 to %d/255\n",
+ dev_priv->vbt.backlight.min_brightness, min);
}

/* vbt value is a coefficient in range [0..255] */
@@ -1627,7 +1638,8 @@ static int lpt_setup_backlight(struct intel_connector *connector, enum pipe unus
panel->backlight.max);

if (cpu_mode) {
- DRM_DEBUG_KMS("CPU backlight register was enabled, switching to PCH override\n");
+ drm_dbg_kms(&dev_priv->drm,
+ "CPU backlight register was enabled, switching to PCH override\n");

/* Write converted CPU PWM value to PCH override register */
lpt_set_backlight(connector->base.state, panel->backlight.level);
@@ -1880,7 +1892,8 @@ static int pwm_setup_backlight(struct intel_connector *connector,
}

if (IS_ERR(panel->backlight.pwm)) {
- DRM_ERROR("Failed to get the %s PWM chip\n", desc);
+ drm_err(&dev_priv->drm, "Failed to get the %s PWM chip\n",
+ desc);
panel->backlight.pwm = NULL;
return -ENODEV;
}
@@ -1894,7 +1907,7 @@ static int pwm_setup_backlight(struct intel_connector *connector,
retval = pwm_config(panel->backlight.pwm, CRC_PMIC_PWM_PERIOD_NS,
CRC_PMIC_PWM_PERIOD_NS);
if (retval < 0) {
- DRM_ERROR("Failed to configure the pwm chip\n");
+ drm_err(&dev_priv->drm, "Failed to configure the pwm chip\n");
pwm_put(panel->backlight.pwm);
panel->backlight.pwm = NULL;
return retval;
@@ -1907,7 +1920,8 @@ static int pwm_setup_backlight(struct intel_connector *connector,
CRC_PMIC_PWM_PERIOD_NS);
panel->backlight.enabled = panel->backlight.level != 0;

- DRM_INFO("Using %s PWM for LCD backlight control\n", desc);
+ drm_info(&dev_priv->drm, "Using %s PWM for LCD backlight control\n",
+ desc);
return 0;
}

@@ -1938,9 +1952,11 @@ int intel_panel_setup_backlight(struct drm_connector *connector, enum pipe pipe)

if (!dev_priv->vbt.backlight.present) {
if (dev_priv->quirks & QUIRK_BACKLIGHT_PRESENT) {
- DRM_DEBUG_KMS("no backlight present per VBT, but present per quirk\n");
+ drm_dbg_kms(&dev_priv->drm,
+ "no backlight present per VBT, but present per quirk\n");
} else {
- DRM_DEBUG_KMS("no backlight present per VBT\n");
+ drm_dbg_kms(&dev_priv->drm,
+ "no backlight present per VBT\n");
return 0;
}
}
@@ -1955,17 +1971,19 @@ int intel_panel_setup_backlight(struct drm_connector *connector, enum pipe pipe)
mutex_unlock(&dev_priv->backlight_lock);

if (ret) {
- DRM_DEBUG_KMS("failed to setup backlight for connector %s\n",
- connector->name);
+ drm_dbg_kms(&dev_priv->drm,
+ "failed to setup backlight for connector %s\n",
+ connector->name);
return ret;
}

panel->backlight.present = true;

- DRM_DEBUG_KMS("Connector %s backlight initialized, %s, brightness %u/%u\n",
- connector->name,
- enableddisabled(panel->backlight.enabled),
- panel->backlight.level, panel->backlight.max);
+ drm_dbg_kms(&dev_priv->drm,
+ "Connector %s backlight initialized, %s, brightness %u/%u\n",
+ connector->name,
+ enableddisabled(panel->backlight.enabled),
+ panel->backlight.level, panel->backlight.max);

return 0;
}
--
2.25.0